Brand MAURICE LACROIX Caliber 45... Size 13 1/4 Function SC-CLD-D-AUT-ALARM Version Hands 0.90x1.50x0.25 Stem 6431 GW=WW Stem (subs.) Stem (2 pce) Balance staff 29311 Balance staff (subs.) Mainspring (subs.) 1.10x12.0x0.135 AUT Mainspring (subs.) 1.20x 9.0x0.115 WW Battery